Laminated slab fixing device

Abstract

The utility model relates to laminated slab fixing, and aims to solve the technical problems that an existing laminated slab mounting and fixing mode is low in efficiency and inaccurate in mounting position. The utility model provides a laminated slab fixing device. The laminated slab fixing device comprises a fixing rod, a pressing plate and a supporting template, wherein the pressing plate and the supporting template are sleeved on the fixing rod; a fixing area is arranged between the pressing plate and the supporting template; laminated slabs are inserted into the two sides of the fixing area respectively, a gap is formed between the two laminated slabs, and the gap is filled with concrete; the upper end and the lower end of the fixing rod are further sleeved with a first fixing piece and a second fixing piece correspondingly. The lower end of the first fixing piece abuts against the pressing plate, and the upper end of the second fixing piece abuts against the supporting template. According to the scheme, the laminated slab can be fixed, it can be guaranteed that the laminated slab does not displace, the lap joint position of the laminated slab and the formwork does not warp, the construction quality is improved, the later site repairing and polishing cost is reduced, and the construction cost is reduced.

Description

Technical Field

[0001] The utility model relates to the fixing of a laminated plate, in particular to a device for fixing a laminated plate. Background Art

[0002] As a component composed of prefabricated panels and cast-in-place layers, composite slabs can significantly improve the building's seismic resistance, sound insulation, heat insulation and construction efficiency through reasonable installation and fixation.

[0003] Traditional installation methods for composite panels often rely on bolts, welding and other methods for fixing. These fixing methods are not only inefficient and labor-intensive, but are also easily affected by human factors, resulting in inaccurate installation positions. Utility Model Content

[0004] The purpose of the utility model is to solve the technical problems of low efficiency and inaccurate installation position of existing composite plate installation and fixing methods, and to provide a composite plate fixing device.

[0005] In order to solve the above technical problems, the technical solutions provided by the present invention are as follows:

[0006] A composite plate fixing device includes a fixing rod, a pressing plate and a supporting template sleeved on the fixing rod;

[0007] A fixing area is provided between the pressing plate and the supporting formwork; a composite plate is inserted on both sides of the fixing area, and a gap is provided between the two composite plates, and the gap is filled with concrete;

[0008] The upper and lower ends of the fixing rod are respectively sleeved with a first fixing member and a second fixing member; the lower end of the first fixing member abuts against the pressing plate, and the upper end of the second fixing member abuts against the supporting template.

[0009] Furthermore, the fixing rod is a screw rod;

[0010] The first fixing member and the second fixing member are both nuts; two nut threads are respectively installed on the upper and lower ends of the screw rod.

[0011] Furthermore, the fixing rod includes a main rod and a plurality of retaining rings fixedly sleeved on the outside of the main rod at equal intervals;

[0012] The first fixing member includes a collar, which is sleeved on the outside of the retaining ring;

[0013] A stepped through hole is provided on the side of the collar, a clamping block is inserted into the large end of the stepped through hole, and one end of the clamping block can be inserted between two adjacent retaining rings;

[0014] A guide rod is provided in the small end of the stepped through hole, one end of the guide rod is connected to the clamping block, and the other end extends to the outside of the collar and is provided with a pull ring; a compression spring is sleeved on the guide rod, and the compression spring is located in the large end of the stepped through hole, and its two ends are respectively in contact with the clamping block and the steps of the stepped through hole;

[0015] The second fixing member has the same structure as the first fixing member.

[0016] Furthermore, a gasket is provided between the collar and the pressure plate, and between the collar and the supporting template.

[0017] Furthermore, the pressing plate is provided with pouring holes for pouring concrete.

[0018] Furthermore, the pressing plate is an aluminum alloy pressing plate with a thickness of 4 mm.

[0019] Furthermore, the screw rod is a through-thread screw rod with a diameter of 14 mm.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] 1. The composite plate fixing device provided by the present invention fixes two composite plates by means of a pressure plate and a support template mounted on a fixing rod, and fixes the pressure plate, the support template and the two composite plates by means of a first fixing member and a second fixing member mounted on both ends of the fixing rod. Compared with the existing fixing method, the use of a pressure plate, a support template, a fixing rod, a first fixing member and a second fixing member can not only fix the composite plates, but also ensure that the composite plates do not move, and that the overlapped parts of the composite plates and the template do not warp, thereby improving the construction quality, reducing the cost of on-site repair and polishing in the later stage, and reducing the construction cost.

[0022] 2. The composite plate fixing device provided by the present invention sets the fixing rod as a screw rod, and the first fixing part and the second fixing part as nuts. The fixing between the pressure plate, the composite plate and the supporting template can be achieved by rotating the nuts; and the fixing device can be suitable for fixing composite plates of different thicknesses by adjusting the position of the nut on the screw rod, thereby enhancing the applicability of the fixing device.

[0023] 3. The composite plate fixing device provided by the present invention, by setting a main rod, a retaining ring, a sleeve, a clamping block and a compression spring, can directly slide the sleeve when fixing the pressure plate and the support template, so that the clamping block is clamped between two adjacent retaining rings, and the position of the sleeve is fixed, thereby achieving the fixation of the pressure plate, the support template and the composite plate; the compression spring helps to keep the clamping block always clamped between the two retaining rings. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic structural diagram of the first embodiment of the present invention;

[0025] Figure 2 This is a schematic diagram of the structure of the second embodiment of the present invention Figure 1 ;

[0026] Figure 3 This is a schematic diagram of the structure of the second embodiment of the present invention Figure 2 ;

[0027] Figure 4 for Figure 3 A schematic diagram of the structure at center A;

[0028] Figure 5 This is a schematic structural diagram of the pressure plate in Example 1 and Example 2 of the present invention.

[0029] Explanation of the accompanying drawings: 1-fixing rod, 2-pressure plate, 3-support formwork, 4-fixing area, 5-composite plate, 6-concrete, 7-first fixing member, 8-second fixing member, 9-main rod, 10-retaining ring, 11-throwing ring, 12-stepped through hole, 13-block, 14-guide rod, 15-pull ring, 16-compression spring, 17-gasket, 18-casting hole. DETAILED DESCRIPTION

[0030] The following is a clear and complete description of the technical solutions of the present invention in conjunction with the accompanying drawings. Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0031] Example 1

[0032] like Figure 1 As shown, a composite plate fixing device includes a fixing rod 1, a pressing plate 2 and a supporting template 3 sleeved on the fixing rod 1; Figure 5 As shown, a pouring hole 18 for pouring concrete 6 is opened on the pressing plate 2; the pressing plate 2 is an aluminum alloy pressing plate with a thickness of 4 mm.

[0033] In order to fix the composite plate 5, a fixing area 4 is provided between the pressing plate 2 and the supporting formwork 3; composite plates 5 are inserted on both sides of the fixing area 4, and a gap is provided between the two composite plates 5, and the gap is filled with concrete 6; the upper and lower ends of the fixing rod 1 are also respectively provided with a first fixing member 7 and a second fixing member 8; the lower end of the first fixing member 7 abuts against the pressing plate 2, and the upper end of the second fixing member 8 abuts against the supporting formwork 3.

[0034] When in use, the first fixing member 7, the pressure plate 2, the supporting formwork 3 and the second fixing member 8 are sequentially mounted on the fixing rod 1 from top to bottom, and a gap greater than the thickness of the composite plate 5 is reserved between the pressure plate 2 and the supporting plate; the two composite plates 5 are respectively placed on both sides of the supporting formwork 3, and the pressure plate 2 is pressed tightly by the first fixing member 7 so that the pressure plate 2 is pressed on the two composite plates 5 to fix the two composite plates 5; after the fixation is completed, concrete 6 is poured between the two composite plates 5 through the pouring holes 18 of the pressure plate 2.

[0035] In this first embodiment, the fixing rod 1 is a threaded rod, which is a through-thread screw with a diameter of 14 mm. The first fixing member 7 and the second fixing member 8 are both nuts; the two nuts are threadedly mounted at the upper and lower ends of the threaded rod respectively; by rotating the nuts, the pressure plate 2 is tightened or the support template 3 is tightened.

[0036] Example 2

[0037] The difference between the second embodiment and the first embodiment is that: in order to speed up the adjustment and installation efficiency of the first fixing member 7 and the second fixing member 8, as shown in FIG. Figure 2 、 Figure 3 and Figure 4 As shown, the fixing rod 1 includes a main rod 9 and a plurality of equally spaced retaining rings 10 fixedly sleeved on the outside of the main rod 9; the first fixing member 7 includes a collar 11, which is sleeved on the outside of the retaining ring 10; a stepped through hole 12 is opened on the side of the collar 11, and a clamping block 13 is inserted in the large end of the stepped through hole 12, and one end of the clamping block 13 can be inserted between two adjacent retaining rings 10; a guide rod 14 is provided in the small end of the stepped through hole 12, one end of the guide rod 14 is connected to the clamping block 13, and the other end extends to the outside of the collar 11 and is provided with a pull ring 15; in order to enable the clamping block 13 to be quickly inserted between any two adjacent retaining rings 10 after loosening the pull ring 15, a compression spring 16 is sleeved on the guide rod 14, and the compression spring 16 is located in the large end of the stepped through hole 12, and its two ends respectively abut against the steps of the clamping block 13 and the stepped through hole 12.

[0038] The second fixing member 8 has the same structure as the first fixing member 7 .

[0039] When in use, the first fixing member 7, the pressure plate 2, the support formwork 3 and the second fixing member 8 are sequentially mounted on the fixing rod 1 from top to bottom, and a gap greater than the thickness of the composite plate 5 is reserved between the pressure plate 2 and the support plate; the two composite plates 5 are placed on both sides of the support formwork 3 respectively; the pull ring 15 is pulled to make the block 13 compress the compression spring 16 and come out in the gap between the two adjacent retaining rings 10, and the sliding ring 11 is made to slide on the main rod 9 until the ring 11 presses the pressure plate 2 on the two composite plates 5, and the pull ring 15 is released. The block 13 is re-engaged between the two adjacent retaining rings 10 under the reaction force of the compression spring 16, thereby fixing the position of the ring 11; further fixing the two composite plates 5; after the fixing is completed, concrete 6 is poured between the two composite plates 5 through the pouring hole 18 of the pressure plate 2.

[0040] In order to enable the collar 11 to squeeze the pressing plate 2 or the supporting template 3 after the clamping block 13 is clamped between the two corresponding retaining rings 10 during use, a gasket 17 is provided between the collar 11 and the pressing plate 2 and between the collar 11 and the supporting template 3.

[0041] The above description is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any changes or substitutions within the technical scope disclosed in the present invention shall be covered by the scope of protection of the present invention. Therefore, the scope of protection of the present invention shall be based on the scope of protection set forth in the claims.

Claims

1. A composite plate fixing device, characterized in that: It comprises a fixing rod (1), a pressing plate (2) and a supporting template (3) sleeved on the fixing rod (1); A fixing area (4) is provided between the pressing plate (2) and the supporting formwork (3); superimposed plates (5) are respectively inserted on both sides of the fixing area (4); a gap is provided between the two superimposed plates (5), and the gap is filled with concrete (6); The upper and lower ends of the fixing rod (1) are respectively sleeved with a first fixing member (7) and a second fixing member (8); the lower end of the first fixing member (7) abuts against the pressing plate (2), and the upper end of the second fixing member (8) abuts against the supporting template (3).

2. The composite plate fixing device according to claim 1, characterized in that: The fixing rod (1) is a screw rod; The first fixing member (7) and the second fixing member (8) are both nuts; the two nut threads are respectively installed at the upper and lower ends of the screw rod.

3. The composite plate fixing device according to claim 1, wherein: The fixed rod (1) comprises a main rod (9) and a plurality of retaining rings (10) fixedly sleeved on the outside of the main rod (9) at equal intervals; The first fixing member (7) comprises a collar (11), and the collar (11) is sleeved on the outside of the retaining ring (10); A stepped through hole (12) is provided on the side of the collar (11), a clamping block (13) is inserted into the large end of the stepped through hole (12), and one end of the clamping block (13) can be inserted between two adjacent retaining rings (10); A guide rod (14) is provided in the small end of the stepped through hole (12), one end of the guide rod (14) is connected to the clamping block (13), and the other end extends to the outside of the collar (11) and is provided with a pull ring (15); a compression spring (16) is sleeved on the guide rod (14), and the compression spring (16) is located in the large end of the stepped through hole (12), and its two ends are respectively in contact with the clamping block (13) and the steps of the stepped through hole (12); The second fixing member (8) has the same structure as the first fixing member (7).

4. The composite plate fixing device according to claim 3, characterized in that: Gaskets (17) are provided between the collar (11) and the pressing plate (2), and between the collar (11) and the supporting template (3).

5. The composite plate fixing device according to claim 1, characterized in that: The pressing plate (2) is provided with a pouring hole (18) for pouring concrete (6).

6. The composite plate fixing device according to claim 1, characterized in that: The pressing plate (2) is an aluminum alloy pressing plate with a thickness of 4 mm.

7. The composite plate fixing device according to claim 2, characterized in that: The screw rod is a through-thread screw rod with a diameter of 14 mm.

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